Christopher St. Charles, M.D.
NPI 1669416855 · Otolaryngology Physician · Signal Mountain, TN
Enrolled with Medicare as Practitioner - Otolaryngology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher St. Charles, M.D. is a Otolaryngology Physician provider in Signal Mountain, TN (NPI 1669416855).
Provider details
- NPI number
- 1669416855
- Entity type
- Individual
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD23591 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
327 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 66 | $117 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 61 | $83 |
| Comprehensive Hearing and Speech Recognition Test92557 | 31 | $34 |
| Diagnostic Exam of Nasal Passages Using an Endoscope31231 | 28 | $167 |
| Test for Allergy Using Allergenic Extract Injected Into Skin95024 | 27 | $7 |
| Ultrasound Scan of Head and Neck Soft Tissue76536 | 26 | $98 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azelastine Hcl | 50 | 29 |
| Alprazolam | 48 | — |
| Famotidine | 36 | 13 |
| Pantoprazole Sodium | 34 | 14 |
| Fluticasone Propionate | 32 | 20 |
| Montelukast Sodium | 22 | — |
| Ipratropium Bromide | 21 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$43 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-16
- Last updated
- 2025-01-09
- Certified
- 2025-01-09
Frequently asked questions
- What is Christopher St. Charles's NPI number?
- Christopher St. Charles's National Provider Identifier (NPI) is 1669416855, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher St. Charles's specialty?
- Christopher St. Charles is listed in the NPPES registry with a primary specialty of Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher St. Charles located?
- Christopher St. Charles's practice location on file with NPPES is 106 Signal Point Trl, Signal Mountain, TN 37377-1839.
- What is Christopher St. Charles's phone number?
- The practice phone number listed in the NPPES registry for Christopher St. Charles is (000) 000-0000.
- Does Christopher St. Charles accept Medicare?
- Christopher St. Charles is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher St. Charles's NPI active?
- Yes — Christopher St. Charles's NPI (1669416855) is active in the NPPES registry as of the last update on 2025-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.